CVE-2025-1752: LlamaIndex Vulnerable to Denial of Service via KnowledgeBaseWebReader
LlamaIndex
A denial of service vulnerability in LlamaIndex allows attackers to exhaust Python's recursion limit through repeated function calls via the KnowledgeBaseWebReader class. The vulnerability leads to resource exhaustion and crashing of the Python process.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
- CVSS
- 7.5
- EPSS
- 0.01 · top 55% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 10 May 2025
- last update
- 10 May 2025
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2025-05-10CVE-2025-1752: LlamaIndex Vulnerable to Denial of Service (DoS)GitHub Advisory Database · github.com/advisories/GHSA-7c85-87cp-mr6g
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Infrastructure vulnerability
- severity
- 2 · Disclosed vulnerability
- fix status
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- tags
- llamaindexdos
- dates
- happened 10 May 2025 · first reported 10 May 2025
- origin
- GitHub Advisory DatabaseVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- record
- confidence 0.95 · created 2026-10-18 07:00Z · updated 2026-10-18 07:00Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
Copy a brief
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the brief as text
# CVE-2025-1752: LlamaIndex Vulnerable to Denial of Service via KnowledgeBaseWebReader https://gcdradar.vercel.app/incidents/cve-2025-1752-llamaindex-vulnerable-to-denial-of-service-via · AIR-2025-0281 · closed 2025-05-10 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2025-05-10 - AI role: Attack on AI - Products: LlamaIndex - CVE ids: CVE-2025-1752 - CVSS: 7.5 ## Summary A denial of service vulnerability in LlamaIndex allows attackers to exhaust Python's recursion limit through repeated function calls via the KnowledgeBaseWebReader class. The vulnerability leads to resource exhaustion and crashing of the Python process. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2025-05-10: CVE-2025-1752: LlamaIndex Vulnerable to Denial of Service (DoS) (https://github.com/advisories/GHSA-7c85-87cp-mr6g) ## Sources - 2025-05-10 GitHub Advisory Database: CVE-2025-1752: LlamaIndex Vulnerable to Denial of Service (DoS) https://github.com/advisories/GHSA-7c85-87cp-mr6g Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
Related
- closed9.8LlamaIndex CVE-2025-1793: LlamaIndex SQL Injection Vulnerability
Patch now · Disclosed · since 5 Jun 2025 · CVE-2025-1793
AI - closed8.6LlamaIndex CVE-2025-5302: LlamaIndex Denial of Service in JSONReader
Patch now · Disclosed · since 26 Aug 2025 · CVE-2025-5302
AI - closed6.5LlamaIndex CVE-2025-6211: LlamaIndex vulnerable to data loss via MD5 hash collisions
Patch now · Disclosed · since 10 Jul 2025 · CVE-2025-6211
AI - closed7.5LlamaIndex CVE-2025-6209: LlamaIndex path traversal vulnerability in encode_image
Patch now · Disclosed · since 7 Jul 2025 · CVE-2025-6209
AI - closed7.1LlamaIndex CVE-2024-12911: LlamaIndex Prompt Injection and SQL Injection Flaw
Patch now · Disclosed · since 20 Mar 2025 · CVE-2024-12911
AI - closed5.9LlamaIndex CVE-2024-12910: LlamaIndex Uncontrolled Resource Consumption
Patch now · Disclosed · since 20 Mar 2025 · CVE-2024-12910
AI